Publications by authors named "Mark A Merlin"

Fixed Wing Air Ambulance providers routinely transport patients agitated from traumatic brain injury sequelae across long distances in a unique environment. The current paradigm limits options available to air medical clinicians to those routinely found on ground based, short distance vehicles, plus whatever a sending facility might be willing to provide. We postulate that dexmedetomidine offers a safe, effective alternative to improve patient care and enhance the safe operation of aircraft.

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Airway management is one of the critically important skills in practicing emergency medicine. However, intubation in the prehospital setting is quite different from those done in controlled environment and still poses significant risks for serious complications. Although checking for clinical findings and end-tidal carbon dioxide detection system (ETCO2) are well-established and widely adopted way to verify ETT placement in the prehospital setting, there are certain situations that the use of these methods could be unreliable.

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Introduction: Trends in utilization of Emergency Medical Services (EMS) systems can be used to extrapolate future use of an EMS system, which will be valuable for the budgeting and planning of finances and resources. The best model for incorporation of seasonal and regional fluctuations in utilization to predict future utilization is unknown.

Problem: Authors aimed to trend patterns of utilization in a regional EMS system to identify the needs of a growing population and to allow for a better understanding of how the EMS system is used on a basis of call volume and frequency of EMS transportation.

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The use of transesophageal echocardiogram (TEE) during cardiac arrest in the emergency department (ED) is a newer concept. TEE provides dynamic evaluation of chest compressions and rhythm analysis. Hand placement using external landmarks can result in maximal compression over the aorta, rather than the ventricles of the heart.

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The USA is experiencing an epidemic of drug overdoses and deaths with a 200% increase in overdose deaths involving opioids including heroin. Legislation since 2013 has created paths to reduce opioid overdose deaths and since, basic life support (BLS) and police agencies have been administering naloxone to patients with suspected opioid overdoses as part of standard treatment protocols. Charts were reviewed from 1 January 2016 to 15 April 2016 on the de-identified electronic medical records of patients in a two-county system comprising the 'Jersey Shore' who received naloxone to determine the number of naloxone administrations and heroin overdoses.

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Study Objective: Naloxone, an opioid-antagonist deliverable by an intra-nasal route, has become widely available and utilized by law enforcement officers as well as basic life support (BLS) providers in the prehospital setting. This study aimed to determine the frequency of repeat naloxone dosing in suspected narcotic overdose (OD) patients and identify patient characteristics.

Methods: A retrospective chart review of patients over 17 years of age with suspected opioid overdose, treated with an initial intranasal (IN) dose of naloxone and subsequently managed by paramedics, was performed from April 2014 to June 2016.

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Objectives: The aim of this study was to examine the various modern music genres and their effect on the utilization of medical resources with analysis and adjustment for potential confounders.

Methods: A retrospective review of patient logs from an open-air, contemporary amphitheater over a period of 10 years was performed. Variables recorded by the medical personnel for each concert included the attendance, description of the weather, and a patient log in which nature and outcome were recorded.

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Introduction: Double Sequence Defibrillation or Double Simultaneous Defibrillation (DSD) is the use of two defibrillators almost simultaneously at their highest allowed energy setting to treat refractory ventricular fibrillation (RVF). One set of pads is placed in the Anterior-Posterior position and the other set of pads is placed in the Anterior-Lateral Position. Both defibrillation buttons are pressed simultaneously.

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Introduction: The goal of this study was to compare application of the Kendrick Extrication Device (KED) versus rapid extrication (RE) by emergency medical service personnel. Our primary endpoints were movement of head, time to extrication and patient comfort by a visual analogue scale.

Methods: We used 23 subjects in two scenarios for this study.

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Background: The most effective dose of prehospital furosemide in acute decompensated heart failure (ADHF) has not yet been identified and concerns of worsening renal function have limited its use.

Objective: To assess if administering high-dose furosemide is associated with worsening renal function.

Methods: The authors conducted a 2-center chart review for patients who presented via a single Emergency Medical Service (EMS) from June 5, 2009 through May 17, 2013.

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Over the last decade, opioid-related deaths in the United States have increased at an alarming rate. The use of naloxone by laypersons is a newer concept and its utilization can benefit patients by rapid administration due to it being readily available immediately after an opioid overdose. The US Food and Drug Administration approved a naloxone auto-injector on April 3, 2014 for adults and pediatrics, designed for use by anyone including patients, family members, bystanders, and medical professionals.

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Objective: Accurate medical evaluation of victims injured during confined space rescues poses significant operational, medical, and logistical challenges for medical providers of all disciplines and experience levels. The Federal Emergency Management Agency (FEMA) teaches rescuers to begin their assessment as soon as verbal contact is obtained with the victim. While a significant amount of information can be obtained by talking to the victim, an accurate assessment of the victim's condition is often limited or impossible.

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Background: An active shooter in the emergency department (ED) presents a significant danger to employees, patients, and visitors. Very little education on this topic exists for healthcare workers. Using didactic and scenario-based training methods, the authors constructed a comprehensive training experience to better prepare healthcare workers for an active shooter.

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Objective: Helicopter emergency medical services (HEMS) are widely used in regional trauma care and present unique challenges in the patient handoff process. In particular, the practice of patient handoff on the landing zone versus the trauma bay does not exist in ground emergency medical services. We hypothesized that patients handed off on the landing zone versus the trauma bay would have different patient characteristics and outcomes.

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Introduction: Loading of thiamine prior to glucose administration during hypoglycemia to prevent Wernicke's encephalopathy is routine in the prehospital setting. To date no study has looked at the validity of this therapy.

Methods: We evaluated a retrospective cohort of 242 patients who received intravenous glucose for hypoglycemia comparing those who received thiamine supplementation versus those who did not.

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Introduction: Tissue transplantation is an important adjunct to modern medical care and is used daily to save or improve patient lives. Tissue allografts include bone, tendon, corneas, heart valves and others. Increasing utilization may lead to tissue shortages, and tissue procurement organizations continue to explore ways to expand the cadaveric donor pool.

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Objectives: Predicting injury patterns of patients based only on mechanism of injury is difficult and is well described in the literature. Characteristics of patients on-scene immediately following injury(ies) may lead to predicting injury patterns. Although reported frequently, the significance of victim ambulation after a motor vehicle crash is poorly understood.

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Background: Prenotification to hospitals by emergency medical services of patients with suspected stroke is recommended to reduce delays in time-dependent therapies. We hypothesized that hospital prenotification would reduce recommended stroke time targets.

Methods: We used the Robert Wood Johnson University Hospital (RWJUH) Brain Attack Database, which includes demographic and clinical data on all emergency department (ED) patients alerted as a Brain Attack between January 1, 2009 and June 30, 2010.

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Objective: Our objective was to determine if implementing a standard lights and sirens (L&S) protocol would reduce their use and if this had any effect on patient disposition.

Methods: In a prospective cohort study, we trained emergency medical services (EMS) personnel from 4 towns in an L&S protocol and enrolled control personnel from 4 addition towns that were not using the protocol. We compare the use of L&S between them over a 6-month period.

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Introduction: Trauma activation prioritizes hospital resources for the assessment and treatment of trauma patient over all patients in the emergency department (ED). We hypothesized that length of stay (LOS) is longer for nontrauma patients during a trauma activation.

Methods: A retrospective, case-control chart review was conducted in a level I trauma center.

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Objective: We evaluated the benefit of emergency medical services providers' placing a second intravenous (IV) line in the prehospital trauma setting. Our hypothesis was that the placement of a second IV catheter in trauma does not result in an improvement in heart rate, blood pressure, rehospitalizaton rate, or 30-day mortality.

Methods: A retrospective chart review of 320 trauma patients in a one-year period was conducted at our level I trauma center.

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